Patents by Inventor Laurent Stoffel

Laurent Stoffel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for controlling independent secure transactions by means of a single apparatus
    Patent number: 6205553
    Abstract: The present invention relates to a procedure for controlling independent secure transactions using a single physical apparatus (11) that is the property of the user, wherein: the user of said apparatus obtains the apparatus independently of any service provider, on presentation by the user of said apparatus (11) to a service provider (P1, P2, P3) said service provider supplies a set of data identifying the user associated with the apparatus for access to a given service (S1, S2, S3) the combination of the apparatus and the data enables a secure transaction to be conducted with the service.
    Type: Grant
    Filed: July 3, 1997
    Date of Patent: March 20, 2001
    Assignee: France Telecom
    Inventors: Laurent Stoffel, David Arditti, Mireille Campana